Chelsea have opened talks about signing yet another player from Atlético Madrid, but face stiff competition from Barcelona as they attempt to recruit Koke. The club have already agreed a deal with the Spanish champions to sign Diego Costa, whose £32 million transfer is set to be announced in the next few days, and are continuing to negotiate with their Champions League conquerors over Filipe Luís, as well as speaking to the out-of-contract Tiago Mendes about returning to Stamford Bridge for a single season.

With Thibaut Courtois, who has been on loan at the Spanish club, due back in west